Morphine, which is used as an analgesic is obtained from
Taxusbrevifolia
Berberisnilghiriensis
Cinchona officinalis
Pa paver somniferum
Which one of the following statements best characterises the testis?
The seminiferous epithelium contains only proliferative cells
Functional compartmentalisation of the seminiferous epithelium depends on tight junctions
The interstitial tissue contains few capillaries
The seminiferous epithelium contains numerous capillaries
B.
Functional compartmentalisation of the seminiferous epithelium depends on tight junctions
Each testis contains seminiferous tubules for spermatogenesis and interstitial (Intertubullar) tissue rich in Leyding cells for steroidogenesis seminiferous epithelium contains a continuous layer of the Sertoli cell, which are joined by tight intercellular junctions. These junctions divide the epithelium into a basal compartment that contains spermatogonia and an abdominal compartment.
Drugs that cause malformation in developing embryo during pregnancy are called
Teratogens
Nicotine
Tranquillisers
Alcoholic beverages
Which set is similar?
Corpus luteum – Graafian follicles
Sebum – Sweat
Vitamin-B7 – Niacin
Bundle of His – Pacemaker
The scientific name of gharial is
Naja bun garus
Gaviails gangeticus
Hemidactylusflavivridis
None of the above